Electrical Systems:
Technology for Reliable Vehicle Availability
Smart systems for maximum vehicle availability.
Product Groups
Power electronics, control units, relays, sensors, cable systems, and power supply—electrical systems for rail vehicles from a single, technically expert source.
Power Electronics
High-Performance Components for Safe Operation
Power electronics reliably control and distribute energy within the vehicle. ASTRA assists in sourcing robust solutions designed to withstand high loads, address obsolescence, and ensure long-term availability.
Typical Products & Components:
- Inverter
- Converter
- Power Converter
- Performance Modules
- Replacement and Succession Solutions
Control Units
Intelligent Control for Complex Vehicle Functions
Control units perform key functions in vehicle control and ensure stable, safe operation. ASTRA procures the appropriate components and helps secure long-term supply strategies.
Typical Products & Components:
- Control and Regulation Devices
- Electronic Assemblies
- Vehicle Computer
- Operator and Control Modules
- Replacement Solutions for Discontinued Systems
Relays
Reliable Switching Technology for Safe Processes
Relays are essential for the safe switching of signals and loads in rail vehicles. ASTRA ensures the availability of suitable relay solutions — even when procurement is difficult or components have been discontinued.
Typical Products & Components:
- Power Relays
- Signal Relays
- Time Relays
- Safety Relays
- Successor and Alternative Products
Sensors
Precise Tracking for Monitoring and Safety
Sensor technology provides the data foundation for monitoring, control, and diagnostics in vehicles. ASTRA assists with the procurement of precise sensor solutions to ensure reliable performance and long-term operational safety.
Typical Products & Components:
- Temperature and Pressure Sensors
- Position Sensors
- Rotational Speed and Displacement Sensors
- Proximity Sensors
- Replacement and Specialized Solutions
Cable Systems
Secure Connections for Reliable Vehicle Communication
Cable systems connect all electrical components in rail vehicles and ensure reliable power and signal transmission. ASTRA provides durable solutions for demanding operating conditions.
Typical Products & Components:
- Cable Assemblies
- Connection Cables
- Wires and Wiring Harnesses
- Connectors
- Customized System Solutions
Energy Supply
Reliable Power Supply for All Electrical Systems
A stable power supply is essential for the safe operation of modern rail vehicles. ASTRA provides support in procuring high-performance components and ensuring their long-term availability.
Typical Products & Components:
- Power Supplies
- Charging and Power Supply Units
- Battery Charging Systems
- Voltage Converter
- Replacement and Supply Solutions
Our Expertise Works to Your Advantage
ASTRA combines technical expertise with international procurement capabilities and supports operators and manufacturers in ensuring the long-term availability of components. In doing so, we look beyond mere procurement and develop solutions that take technical requirements, delivery capability, and cost-effectiveness into account in equal measure.
Technical Understanding
We conduct thorough evaluations of components and requirements and find suitable solutions for complex applications.
International Procurement
Our global network provides access to qualified manufacturers and reliable supply chains.
Long-term care
We provide support for alternatives, obsolescence, and sustainable supply concepts to ensure maximum availability.
Together, we'll develop your rail availability solution.
Tell us what you need—we’ll conduct a technical analysis, check for availability worldwide, and provide a documented delivery.